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Finding the Fourth Proportional to 245,703.42, 368,476.80 and 95,907.30

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Solution

The fourth proportional to 245,703.42, 368,476.80 and 95,907.30 is: 143,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,703.42 : 368,476.80 = 95,907.30 : x
  2. Step 2: Convert to fraction form
    245,703.42/368,476.80 = 95,907.30/x
  3. Step 3: Cross multiply
    245,703.42x = 368,476.80 × 95,907.30
  4. Step 4: Simplify right side
    245,703.42x = 35,339,615,000.64
  5. Step 5: Solve for x
    x = 35,339,615,000.64/245,703.42
  6. Step 6: Final answer
    x = 143,830.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.